907513530
domain: N
Appears in sequences
- Largest squarefree number dividing n-th central binomial coefficient C(n,[ n/2 ]).at n=34A048633
- Largest squarefree number dividing central binomial coefficient A000984(n).at n=18A080397
- Number of cycles in range [A014137(n-1)..A014138(n-1)] of permutation A089851/A089853.at n=19A089847
- The radical of the swinging factorial A056040 for odd indices.at n=17A163640
- Expansion of (3*x/2 - 1 - (7*x - 2)/(2*sqrt(1 - 4*x)))/x.at n=16A246434
- a(n) = product of primes p such that floor(n/p) is odd.at n=34A372000